Is this just a fancy VPS like digital ocean with, https endpoint, snapshot and restore?
(Same thing goes for exe.dev)
* Near-instant creation
* Automatic spin-down scale-to-zero, so you're not paying for it when it's not in use.
If you're using these like we are internally, you've got like 2 dozen of them sitting around in the background sleeping. They're BIC disposable computers. "When in doubt just make another one."